Transatomic Power has begun tests on a very cheap and compact molten-salt reactor.
A promising advance that came to nothing suggests what it will take to make cheap batteries for electric cars.
Artificial-intelligence software can make phones better at tracking your workouts and emotions.
The former energy secretary, who has begun chasing emerging technologies again, looks back on his successes and failures in government.
Advanced manufacturing technologies are leading to smaller jet engines.
New regulations on Internet service providers are changing the way they can describe their service.
IBM's new messaging software uses algorithms to learn how to organize your e-mail better.
A phone attachment using cheap disposable cartridges rapidly tests for HIV and syphilis in a Rwandan trial.
Planned regulations would govern the openness of the Internet, no matter if you’re surfing the Web on a laptop or a smartphone.
Thousands of people will have their personal files held hostage this year, by software that uses virtually unbreakable encryption.